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PM22D

Information - Help 
ID = 11494
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Vacuum Pentode   Power/Output 
Identical to PM22D

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.3 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   
History of the British Radio Valve to 1940   p. 186
Babani, International Radio Tube Encyclopaedia
 
pm22d_a.jpg
PM22D: RFJ
Roy Johnson

 
606_7.png
PM22D: Telefunken Werkstattbuch
Wolfgang Bauer

 
pm22d_techdat01.png
PM22D: Mullard Valves 1936
Peter Hoddow


from Just Qvigstad

Usage in Models 1= 1935?? ; 2= 1935? ; 1= 1935 ; 3= 1936? ; 9= 1936 ; 6= 1937 ; 7= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):29


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